/*
 * Copyright 2010 Michael Nitsche
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.mnit.schnipsel.swt.baum;

import org.eclipse.swt.graphics.Color;

import de.mnit.basis.swt.spezial.SWTX_Baum;
import de.mnit.basis.swt.statisch.FarbManager;

/**
 * @author Michael Nitsche
 * 15.08.2010	Erstellt
 */
public class BaumHintergrund {

	private Color aktiv=null;
	private Color standard=null;
	private final SWTX_Baum baum;
	private Integer id=null;


	public BaumHintergrund(SWTX_Baum baum) {
		this.baum=baum;
	}


	public void setze(Integer id) {
		if(this.id!=null)
			this.baum.sHintergrund(this.id, this.standard);
		this.id=id;

		if(aktiv==null) {
			this.aktiv=FarbManager.gFarbe(255-32, 255-32, 255);
			this.standard=this.baum.swt().getBackground();
		}
		if(id==null)
			return;
		this.baum.sHintergrund(id, aktiv);
	}

	public void entfernen() {
		setze(null);
	}
}
